org.openimaj.image.objectdetection.haar.training

Class CachedTrainingData

java.lang.Object

org.openimaj.image.objectdetection.haar.training.CachedTrainingData

All Implemented Interfaces:

LabelledDataProvider

public class CachedTrainingData
extends Object
implements LabelledDataProvider

Constructor Summary

Constructors

Constructor and Description
CachedTrainingData(List<SummedSqTiltAreaTable> positive, List<SummedSqTiltAreaTable> negative, List<HaarFeature> features)

Method Summary

Modifier and Type	Method and Description
boolean[]	getClasses()
HaarFeature	getFeature(int dimension)
float[]	getFeatureResponse(int dimension) Get the response for all items for a specific dimension of each feature vector
float[]	getInstanceFeature(int idx) Get the feature vector for a specific instance
int[]	getSortedResponseIndices(int d) Get the indices of the responses corresponding to a specific dimension for all items ordered such that the responses are ascending.
int	numDimensions()
int	numInstances()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CachedTrainingData

public CachedTrainingData(List<SummedSqTiltAreaTable> positive,
                          List<SummedSqTiltAreaTable> negative,
                          List<HaarFeature> features)

Method Detail

getFeatureResponse

public float[] getFeatureResponse(int dimension)

Description copied from interface: LabelledDataProvider

Get the response for all items for a specific dimension of each feature vector

Specified by:

getFeatureResponse in interface LabelledDataProvider

Parameters:

dimension - the dimension to select

Returns:

a vector of responses

getClasses

public boolean[] getClasses()

Specified by:

getClasses in interface LabelledDataProvider

Returns:

get the classes.

numInstances

public int numInstances()

Specified by:

numInstances in interface LabelledDataProvider

numDimensions

public int numDimensions()

Specified by:

numDimensions in interface LabelledDataProvider

getInstanceFeature

public float[] getInstanceFeature(int idx)

Description copied from interface: LabelledDataProvider

Get the feature vector for a specific instance

Specified by:

getInstanceFeature in interface LabelledDataProvider

Parameters:

idx - the index of the instance

Returns:

the feature vector

getSortedResponseIndices

public int[] getSortedResponseIndices(int d)

Description copied from interface: LabelledDataProvider

Get the indices of the responses corresponding to a specific dimension for all items ordered such that the responses are ascending.

Specified by:

getSortedResponseIndices in interface LabelledDataProvider

Parameters:

d - the dimension to select

Returns:

the indices ordered by the corresponding ascending response values

getFeature

public HaarFeature getFeature(int dimension)